On the last Friday of every month there is a great bike ride called critical mass and around 500-1000 cyclists bmxers skaters and cruisers turn up! Its amazingly fun there is no set out route and we normally see a few landmarks the meet up is 6.30pm@ national theatre LAST FRIDAY OF THE MONTH EVERY MONTH!! it is really worth it and the more people the better it is not a protest or anything, just a gathering of cyclists and skaters and the sort so reply if you are inerested asap please ! OH AND ITS FREE no fees apply or anything